Prosecution Insights
Last updated: October 26, 2026

David J Steadman, USPTO Patent Examiner

Listed by the USPTO as STEADMAN, DAVID J

Tech Center 1700 • Art Units: 1651 1652 1656 1761

This examiner grants 58% of resolved cases

Analysis

STEADMAN, DAVID J works in USPTO Technology Center 1700, Art Unit 1651. The data includes 976 resolved cases, with an allowance rate of 57.7% and a median of 1145 days to allowance. Interview lift is 29.7%, making interviews a meaningful strategic consideration in a record with moderate allowance performance.

The listed companies are The Procter & Gamble Company, Novozymes A/S, and Wacker Chemie AG. The leading firms are Leason Ellis LLP, LEYDIG VOIT & MAYER, LTD, and BROWN RUDNICK LLP. The substantial case volume supports reliable historical context, while counsel should plan for the median timing and evaluate interview use as part of response strategy.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

57.7%
Allow Rate
-7.3% vs TC avg
1,034
Total Applications
+29.7%
Interview Lift
1145
Avg Prosecution Days
Based on 976 resolved cases, 2023–2026

Rejection Statute Breakdown

10.2%
§101 Eligibility
17.0%
§102 Novelty
30.8%
§103 Obviousness
28.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17774463 METHOD OF STORING A BIOCATALYST Non-Final OA BASF SE
17625883 METHOD FOR LOADING OF MICROORGANISMS ON MULTIPHASE BIOMATERIALS Final Rejection Evonik Operations GmbH
18863699 GENETICALLY MODIFIED YEAST AND FERMENTATION PROCESSES FOR THE PRODUCTION OF RIBITOL Non-Final OA Cargill, Incorporated

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Frequently Asked Questions

What is examiner David J Steadman's allowance rate?

57.7% of resolved applications examined by David J Steadman were allowed (976 resolved cases), compared with 31.6% across Art Unit 1651 over the last five years.

Does an interview help with examiner David J Steadman?

This examiner's interview lift is +29.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner David J Steadman take to allow a patent?

Applications allowed by David J Steadman took 1,145 days on average from filing to allowance.

Which art unit does examiner David J Steadman work in?

David J Steadman examines applications in Art Unit 1651 in Tech Center 1700 (Chemistry & Materials).

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